Thanks for suggestions. No solution yet. But just realized the issue is happening only over VPN. So at least I now have a workaround of editing when not on VPN.

Facing this issue for several weeks now. After editing projects, I cannot save those. I am the owner of these projects (I have created those and so have all permissions). Tried "Save as", "Save with notes", Save to different folder...but it fails 99% of the time. If I open a project and save it imme...

Facing the same issue everyday. It is definitely an issue and hasn't been fixed for several months. Cannot be server maintenance 24X7.